spelling fixes: mm/

Spelling fixes in mm/.

Signed-off-by: Simon Arlott <simon@fire.lp0.eu>
Signed-off-by: Adrian Bunk <bunk@kernel.org>
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 034617f..8b809ec 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -1017,7 +1017,7 @@
 
 	/* If we are below the current region then a new region is required.
 	 * Subtle, allocate a new region at the position but make it zero
-	 * size such that we can guarentee to record the reservation. */
+	 * size such that we can guarantee to record the reservation. */
 	if (&rg->link == head || t < rg->from) {
 		nrg = kmalloc(sizeof(*nrg), GFP_KERNEL);
 		if (!nrg)